content: /* ===========================================================
   * JFreeChart : a free chart library for the Java(tm) platform
   * ===========================================================
   *
   * (C) Copyright 2000-2012, by Object Refinery Limited and Contributors.
   *
   * Project Info:  http://www.jfree.org/jfreechart/index.html
   *
   * This library is free software; you can redistribute it and/or modify it
   * under the terms of the GNU Lesser General Public License as published by
   * the Free Software Foundation; either version 2.1 of the License, or
   * (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
   * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
   * License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
   * USA.
   *
   * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. 
   * Other names may be trademarks of their respective owners.]
   *
   * ---------------------
   * KeyedObjectTests.java
   * ---------------------
   * (C) Copyright 2004-2008, by Object Refinery Limited.
   *
   * Original Author:  David Gilbert (for Object Refinery Limited);
   * Contributor(s):   -;
   *
   * Changes
   * -------
   * 27-Jan-2004 : Version 1 (DG);
   * 28-Sep-2007 : Added testCloning2() (DG);
   *
   */
  
  package org.jfree.data;
  
  import org.jfree.data.general.DefaultPieDataset;
  import org.junit.Test;
  
  import java.io.ByteArrayInputStream;
  import java.io.ByteArrayOutputStream;
  import java.io.IOException;
  import java.io.ObjectInput;
  import java.io.ObjectInputStream;
  import java.io.ObjectOutput;
  import java.io.ObjectOutputStream;
  import java.util.ArrayList;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertFalse;
  import static org.junit.Assert.assertNotSame;
  import static org.junit.Assert.assertSame;
  
  /**
   * Tests for the {@link KeyedObject} class.
   */
  public class KeyedObjectTest  {
  
  
  
  
  
      /**
       * Confirm that the equals method can distinguish all the required fields.
       */
      @Test
      public void testEquals() {
  
          KeyedObject ko1 = new KeyedObject("Test", "Object");
          KeyedObject ko2 = new KeyedObject("Test", "Object");
          assertEquals(ko1, ko2);
          assertEquals(ko2, ko1);
  
          ko1 = new KeyedObject("Test 1", "Object");
          ko2 = new KeyedObject("Test 2", "Object");
          assertFalse(ko1.equals(ko2));
  
          ko1 = new KeyedObject("Test", "Object 1");
          ko2 = new KeyedObject("Test", "Object 2");
          assertFalse(ko1.equals(ko2));
  
      }
  
      /**
       * Confirm that cloning works.
       */
      @Test
      public void testCloning() throws CloneNotSupportedException {
          KeyedObject ko1 = new KeyedObject("Test", "Object");
          KeyedObject ko2 = (KeyedObject) ko1.clone();
          assertNotSame(ko1, ko2);
          assertSame(ko1.getClass(), ko2.getClass());
          assertEquals(ko1, ko2);
      }
  
      /**
       * Confirm special features of cloning.
       */
      @Test
      public void testCloning2() throws CloneNotSupportedException {
          // case 1 - object is mutable but not PublicCloneable
          Object obj1 = new ArrayList();
          KeyedObject ko1 = new KeyedObject("Test", obj1);
          KeyedObject ko2 = (KeyedObject) ko1.clone();
          assertNotSame(ko1, ko2);
          assertSame(ko1.getClass(), ko2.getClass());
          assertEquals(ko1, ko2);
  
          // the clone contains a reference to the original object
          assertSame(ko2.getObject(), obj1);
  
          // CASE 2 - object is mutable AND PublicCloneable
          obj1 = new DefaultPieDataset();
          ko1 = new KeyedObject("Test", obj1);
          ko2 = (KeyedObject) ko1.clone();
  
          assertNotSame(ko1, ko2);
          assertSame(ko1.getClass(), ko2.getClass());
          assertEquals(ko1, ko2);
  
          // the clone contains a reference to a CLONE of the original object
          assertNotSame(ko2.getObject(), obj1);
      }
  
      /**
       * Serialize an instance, restore it, and check for equality.
       */
      @Test
      public void testSerialization() throws IOException, ClassNotFoundException {
  
          KeyedObject ko1 = new KeyedObject("Test", "Object");
  
              ByteArrayOutputStream buffer = new ByteArrayOutputStream();
              ObjectOutput out = new ObjectOutputStream(buffer);
              out.writeObject(ko1);
              out.close();
  
              ObjectInput in = new ObjectInputStream(
                  new ByteArrayInputStream(buffer.toByteArray())
              );
          KeyedObject ko2 = (KeyedObject) in.readObject();
              in.close();
  
          assertEquals(ko1, ko2);
  
      }
  
  }
  